JP2003202118A - Air conditioner - Google Patents
Air conditionerInfo
- Publication number
- JP2003202118A JP2003202118A JP2003025423A JP2003025423A JP2003202118A JP 2003202118 A JP2003202118 A JP 2003202118A JP 2003025423 A JP2003025423 A JP 2003025423A JP 2003025423 A JP2003025423 A JP 2003025423A JP 2003202118 A JP2003202118 A JP 2003202118A
- Authority
- JP
- Japan
- Prior art keywords
- heat exchanger
- casing
- air conditioner
- heat
- flow fan
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】この発明は空気調和機に関
し、詳しくは空気調和機における熱交換器の構造に関す
るものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air conditioner, and more particularly to the structure of a heat exchanger in the air conditioner.
【０００２】[0002]
【従来の技術】従来の空気調和機（例えば実開昭６４−
５３８１８号公報）について、図２に基づいて説明す
る。図２は空気調和機の室内ユニットにおける縦断面図
である。図において、５１は箱形のケーシングであり、
このケーシング５１の上面に吸込口５２を、前面下部に
吹出口５３をそれぞれ形成すると共に、ケーシング５１
の内部下方にはクロスフローファン５４を設け、上記吸
込口５２とクロスフローファン５４との間に、並列配置
した多数の冷却フィン５５ａ、５５ａ・・に伝熱管５５
ｂを往復して貫通させてなる熱交換器５５を配置してい
る。そしてクロスフローファン５４により吸込口５２か
ら吸い込んだ空気を、熱交換器５５で熱交換し、吹出口
５３から吹き出すようにしている。さらにこの空気調和
機では、熱交換器５５を後方へ傾斜させることにより、
ケーシング５１の高さを抑えてコンパクト化を図ってい
る。2. Description of the Related Art A conventional air conditioner (for example, the actual exploitation 64-64
No. 53818) will be described with reference to FIG. FIG. 2 is a vertical cross-sectional view of the indoor unit of the air conditioner. In the figure, 51 is a box-shaped casing,
A suction port 52 is formed on the upper surface of the casing 51, and a blowout port 53 is formed on the lower front surface.
A cross flow fan 54 is provided below the inside of the heat transfer pipe 55, and a plurality of cooling fins 55a, 55a are arranged in parallel between the suction port 52 and the cross flow fan 54.
A heat exchanger 55 is arranged so as to pass back and forth through b. Then, the air sucked from the suction port 52 by the cross flow fan 54 is heat-exchanged by the heat exchanger 55 and blown out from the air outlet 53. Furthermore, in this air conditioner, by tilting the heat exchanger 55 rearward,
The height of the casing 51 is suppressed to make it compact.
【０００３】[0003]
【発明が解決しようとする課題】このように熱交換器５
５を傾斜させると、熱交換器５５の水平投影面積が増す
から、ケーシングの奥行き寸法が増すことになり、ケー
シングの薄形化を進めることができない。また熱交換器
５５の表面に生じた結露は、本来下側に配置されたドレ
ンパン５６に全て回収されるのであるが、熱交換器５５
が傾斜しているため、ドレン水は熱交換器５５の背面側
に集まり、このドレン水が背面を伝ってクロスフローフ
ァン５４の付近まで下降してきたときに、熱交換器５５
を通過する空気流により飛散し、これが吹出口５３から
霧状になって吹き出されるという問題がある。この問題
を解決するために、図２の空気調和機では、熱交換器５
５の前面下部を閉塞して空気流の流入を阻止するように
しているが、これでは別途に閉塞部材５７が必要とな
り、製造コストの上昇を招く。Thus, the heat exchanger 5 is
When 5 is tilted, the horizontal projected area of the heat exchanger 55 increases, so that the depth dimension of the casing increases, and the casing cannot be made thinner. Further, all the dew condensation formed on the surface of the heat exchanger 55 is originally collected by the drain pan 56 arranged on the lower side.
Since the drain water is inclined, the drain water collects on the back surface side of the heat exchanger 55, and when the drain water travels along the back surface and descends to the vicinity of the cross flow fan 54, the heat exchanger 55
There is a problem in that it is scattered by the air flow passing through, and this is atomized and blown out from the outlet 53. In order to solve this problem, in the air conditioner of FIG. 2, the heat exchanger 5
The lower part of the front surface of No. 5 is closed to prevent the inflow of the air flow, but this requires a separate closing member 57, which causes an increase in manufacturing cost.
【０００４】この発明は上記従来の欠点を解決するため
になされたものであって、その目的は、基本的には熱交
換器の傾斜配置という構成を採用してケーシング高さを
抑えながら、ケーシングの奥行き寸法を短くしてケーシ
ングの薄形化を図ると共に、熱交換器に閉塞部材を設け
ることなくドレン水の吹き出しを防止できる空気調和機
を提供することにある。The present invention has been made in order to solve the above-mentioned conventional drawbacks, and the purpose thereof is basically to adopt a structure in which a heat exchanger is inclined and to suppress the height of the casing while at the same time reducing the casing height. An object of the present invention is to provide an air conditioner capable of preventing the drain water from being blown out without providing a closing member in the heat exchanger while reducing the depth dimension of the casing to reduce the thickness of the casing.
【０００５】[0005]
【課題を解決するための手段】そこで請求項１の空気調
和機は、ケーシングの前面又は上面の吸込口とケーシン
グの内部に設けたクロスフローファンとの間に熱交換器
を配置した空気調和機において、熱交換器５を、ケーシ
ング前面１ａとクロスフローファン４との間でドレンパ
ン６上にほぼ直立する第１熱交換器７と、この第１熱交
換器７の上側に連設され、且つ後方へ傾斜した第２熱交
換器８とにより構成し、第１熱交換器７よりも第２熱交
換器８の前後厚さを厚く形成し、さらに第１熱交換器７
と第２熱交換器８とは、その連設部において背面が一致
するように配置されていることを特徴としている。Therefore, an air conditioner according to a first aspect of the present invention is an air conditioner in which a heat exchanger is arranged between a suction port on the front surface or the upper surface of a casing and a crossflow fan provided inside the casing. In the above, the heat exchanger 5 is connected to the first heat exchanger 7 which is substantially upright on the drain pan 6 between the casing front surface 1 a and the cross flow fan 4, and the upper side of the first heat exchanger 7, and The second heat exchanger 8 is inclined rearward, the front and rear thicknesses of the second heat exchanger 8 are formed thicker than the first heat exchanger 7, and the first heat exchanger 7 is further formed.
The second heat exchanger 8 and the second heat exchanger 8 are characterized in that they are arranged so that their back surfaces coincide with each other in the continuous portion.
【０００６】この空気調和機では、第２熱交換器８の傾
斜配置によりケーシング高さが抑えられる。ケーシング
１の奥行き寸法を支配するクロスフローファン前後の空
間ではクロスフローファン４の前側に第１熱交換器７が
配置されるが、この第１熱交換器７は直立しており、且
つ第２熱交換器８よりも薄く形成されているから、それ
だけケーシング１の奥行き寸法は短くなる。また第１熱
交換器７は直立し、また第１熱交換器７と第２熱交換器
８とは、その連設部において背面が一致するように配置
されているから、ドレン水がクロスフローファン４の付
近で冷却フィンのほぼ全面を伝って均一に降下すること
になり、空気流に飛散されることなくドレンパン６に集
められる。In this air conditioner, the height of the casing is suppressed by the inclined arrangement of the second heat exchanger 8. The first heat exchanger 7 is arranged in front of the cross flow fan 4 in the space before and after the cross flow fan that governs the depth dimension of the casing 1. The first heat exchanger 7 is upright and the second Since it is formed thinner than the heat exchanger 8, the depth dimension of the casing 1 is reduced accordingly. Further, the first heat exchanger 7 is upright, and the first heat exchanger 7 and the second heat exchanger 8 are arranged so that their back surfaces are aligned with each other at their connecting portions, so that the drain water crossflows. In the vicinity of the fan 4, the cooling fins are evenly distributed over the entire surface of the cooling fins, and are collected in the drain pan 6 without being scattered by the air flow.
【０００７】請求項２の空気調和機は、請求項１の空気
調和機において、上記第１熱交換器７の伝熱管７ｂの配
列数と上記第２熱交換器８の伝熱管８ｂの配列数とに差
を設け、配列数の差に応じて第１熱交換器７よりも第２
熱交換器８の前後厚さを厚く形成したことを特徴として
いる。An air conditioner according to a second aspect is the air conditioner according to the first aspect, in which the number of heat transfer tubes 7b of the first heat exchanger 7 and the number of heat transfer tubes 8b of the second heat exchanger 8 are arranged. A difference between the first heat exchanger 7 and the second heat exchanger 7 depending on the difference in the number of arrangements.
The heat exchanger 8 is characterized in that the front and rear thicknesses are made thick.
【０００８】この空気調和機では、配列数の差に応じて
第１熱交換器７よりも第２熱交換器８の方が厚くしてい
る。単位面積あたりの熱交換容量は第１熱交換器７より
も第２熱交換器８の方が大きくなるが、クロスフローフ
ァン４との距離は第１熱交換器７よりも第２熱交換器８
の方が離れるので、各熱交換器７、８による熱交換が均
一に行われる。In this air conditioner, the second heat exchanger 8 is thicker than the first heat exchanger 7 depending on the difference in the number of arrangements. The heat exchange capacity per unit area of the second heat exchanger 8 is larger than that of the first heat exchanger 7, but the distance from the crossflow fan 4 is larger than that of the first heat exchanger 7 by the second heat exchanger 7. 8
Since the two are separated from each other, the heat exchange by the heat exchangers 7 and 8 is uniformly performed.
【０００９】請求項３の空気調和機は、ケーシングの前
面又は上面の吸込口とケーシングの内部に設けたクロス
フローファンとの間に熱交換器を配置した空気調和機に
おいて、熱交換器５を、ケーシング前面１ａとクロスフ
ローファン４との間でドレンパン６上にほぼ直立する第
１熱交換器７と、この第１熱交換器７の上側に連設さ
れ、且つ後方へ傾斜した第２熱交換器８とにより構成
し、第１熱交換器７の伝熱管７ｂの配列数と第２熱交換
器８の伝熱管８ｂの配列数とに差を設け、配列数の差に
応じて第１熱交換器７よりも第２熱交換器８の前後厚さ
を厚く形成したことを特徴としている。An air conditioner according to a third aspect of the present invention is an air conditioner in which a heat exchanger is arranged between a suction port on the front surface or the upper surface of a casing and a crossflow fan provided inside the casing. , A first heat exchanger 7 that is substantially upright on the drain pan 6 between the casing front surface 1a and the cross flow fan 4, and a second heat exchanger that is connected to the upper side of the first heat exchanger 7 and is inclined rearward. And the number of arrangement of the heat transfer pipes 7b of the first heat exchanger 7 and the number of arrangement of the heat transfer pipes 8b of the second heat exchanger 8 are different from each other. The front and rear thicknesses of the second heat exchanger 8 are made thicker than the heat exchanger 7.
【００１０】この空気調和機では、第２熱交換器８の傾
斜配置によりケーシング高さが抑えられる。ケーシング
１の奥行き寸法を支配するクロスフローファン前後の空
間ではクロスフローファン４の前側に第１熱交換器７が
配置されるが、この第１熱交換器７は直立しており、且
つ第２熱交換器８よりも薄く形成されているから、それ
だけケーシング１の奥行き寸法は短くなる。また第１熱
交換器７は直立するから、ドレン水がクロスフローファ
ン４の付近で冷却フィンのほぼ全面を伝って均一に降下
することになり、空気流に飛散されることなくドレンパ
ン６に集められる。しかも、この空気調和機では、配列
数の差に応じて第１熱交換器７よりも第２熱交換器８の
方が厚くしている。単位面積あたりの熱交換容量は第１
熱交換器７よりも第２熱交換器８の方が大きくなるが、
クロスフローファン４との距離は第１熱交換器７よりも
第２熱交換器８の方が離れるので、各熱交換器７、８に
よる熱交換が均一に行われる。In this air conditioner, the height of the casing is suppressed by the inclined arrangement of the second heat exchanger 8. In the space before and after the cross flow fan that governs the depth dimension of the casing 1, the first heat exchanger 7 is arranged in front of the cross flow fan 4, but the first heat exchanger 7 is upright, and Since it is formed thinner than the heat exchanger 8, the depth dimension of the casing 1 is reduced accordingly. Further, since the first heat exchanger 7 is upright, the drain water is evenly dropped along the entire surface of the cooling fins in the vicinity of the cross flow fan 4, and is collected in the drain pan 6 without being scattered by the air flow. To be Moreover, in this air conditioner, the second heat exchanger 8 is thicker than the first heat exchanger 7 depending on the difference in the number of arrangements. First heat exchange capacity per unit area
The second heat exchanger 8 is larger than the heat exchanger 7,
Since the second heat exchanger 8 is farther from the cross flow fan 4 than the first heat exchanger 7, the heat exchange by the heat exchangers 7 and 8 is performed uniformly.
【００１１】また請求項４の空気調和機は、請求項２又
は請求項３の空気調和機において、伝熱管７ｂ、８ｂ
が、第１熱交換器７では１列に、第２熱交換器８では前
後２列に配列されていることを特徴としている。An air conditioner according to a fourth aspect is the air conditioner according to the second or third aspect, wherein the heat transfer tubes 7b and 8b are provided.
However, the first heat exchanger 7 is arranged in one row, and the second heat exchanger 8 is arranged in front and rear two rows.
【００１２】この空気調和機では、配列数の差に応じて
第１熱交換器７よりも第２熱交換器８の方が厚くなる。
また単位面積あたりの熱交換容量は第１熱交換器７より
も第２熱交換器８の方が大きくなるが、クロスフローフ
ァン４との距離は第１熱交換器７よりも第２熱交換器８
の方が離れるので、各熱交換器７、８による熱交換が均
一に行われる。In this air conditioner, the second heat exchanger 8 becomes thicker than the first heat exchanger 7 depending on the difference in the number of arrangements.
The heat exchange capacity per unit area of the second heat exchanger 8 is larger than that of the first heat exchanger 7, but the distance from the crossflow fan 4 is larger than that of the first heat exchanger 7 by the second heat exchange. Bowl 8
Since the two are separated from each other, the heat exchange by the heat exchangers 7 and 8 is uniformly performed.
【００１３】さらに請求項５の空気調和機は、請求項１
〜請求項４のいずれかの空気調和機において、第２熱交
換器８の下端前部８ｃが、ほぼ第１熱交換器７の前面７
ｃに揃うように斜めにカットされていることを特徴とし
ている。Further, the air conditioner of claim 5 is the same as that of claim 1.
In the air conditioner according to any one of claims 4 to 5, the lower end front portion 8c of the second heat exchanger 8 is substantially the front surface 7 of the first heat exchanger 7.
It is characterized by being cut diagonally so as to be aligned with c.
【００１４】この空気調和機では、例えば両熱交換器
７、８を連設部において背面が一致するように配置した
ときには、第２熱交換器８の下端前部８ｃがほぼ第１熱
交換器７の前面７ｃに揃えられるので、さらにケーシン
グ１の奥行き寸法は短くなる。In this air conditioner, for example, when both heat exchangers 7 and 8 are arranged so that their rear surfaces coincide with each other in the connecting portion, the lower end front portion 8c of the second heat exchanger 8 is substantially the first heat exchanger. Since it is aligned with the front surface 7c of the casing 7, the depth dimension of the casing 1 is further shortened.
【００１５】[0015]
【発明の実施の形態】次にこの発明の空気調和機の具体
的な実施形態について、図面を参照しつつ詳細に説明す
る。図１はこの発明の一実施形態であって、空気調和機
の室内ユニットにおける縦断面図である。BEST MODE FOR CARRYING OUT THE INVENTION Next, specific embodiments of the air conditioner of the present invention will be described in detail with reference to the drawings. FIG. 1 is a longitudinal sectional view of an indoor unit of an air conditioner, which is an embodiment of the present invention.
【００１６】図において、１は箱形のケーシングであ
り、このケーシング１の前面１ａにおける上部に吸込口
２を、下部に吹出口３をそれぞれ形成すると共に、ケー
シング１の内部下方にはクロスフローファン４を設け、
上記吸込口２とクロスフローファン４との間に熱交換器
５を配置している。そしてクロスフローファン４により
吸込口２から吸い込んだ空気を、熱交換器５で熱交換
し、吹出口３から吹き出すようにしている。In the figure, reference numeral 1 is a box-shaped casing. A suction port 2 is formed in an upper part of a front surface 1a of the casing 1 and a blowout port 3 is formed in a lower part thereof. 4 is provided,
A heat exchanger 5 is arranged between the suction port 2 and the cross flow fan 4. Then, the air sucked from the suction port 2 by the cross flow fan 4 is heat-exchanged by the heat exchanger 5 and blown out from the air outlet 3.
【００１７】上記熱交換器５は、ケーシング前面１ａと
クロスフローファン４との間においてドレンパン６上に
直立する第１熱交換器７と、この第１熱交換器７の上側
に連設され、且つ後方へ傾斜した第２熱交換器８とによ
り構成されている。第１熱交換器７は、横方向（図の紙
面に垂直な方向）に並列配置した多数の冷却フィン７
ａ、７ａ・・に伝熱管７ｂを往復、貫通させてなり、こ
の第１熱交換器７を図のように縦に断面して側方からみ
ると、伝熱管７ｂが１列だけ配列されている。一方、第
２熱交換器８は、横方向に並列配置した多数の冷却フィ
ン８ａ、８ａ・・に伝熱管８ｂ、８ｂを往復、貫通させ
てなり、この第２熱交換器８を図のように縦に断面して
側方からみると、伝熱管８ｂが前後２列に配列されてい
る。したがって第１熱交換器７よりも第２熱交換器８の
方が前後厚さが厚く形成されている。また両熱交換器
７、８は、連設部において背面が一致するように配置さ
れているが、第２熱交換器８の下端前部８ｃが、ほぼ第
１熱交換器７の前面７ｃに揃うように斜めにカットされ
ている。なお９はクロスフローファン４用の舌部であ
る。The heat exchanger 5 is connected to a first heat exchanger 7 standing upright on the drain pan 6 between the front surface 1a of the casing and the cross flow fan 4, and the upper side of the first heat exchanger 7. The second heat exchanger 8 is inclined rearward. The first heat exchanger 7 includes a large number of cooling fins 7 arranged in parallel in the lateral direction (direction perpendicular to the plane of the drawing).
The heat transfer tubes 7b are reciprocated and penetrated through a, 7a, ... When the first heat exchanger 7 is longitudinally sectioned as shown in the drawing and viewed from the side, only one row of the heat transfer tubes 7b is arranged. There is. On the other hand, the second heat exchanger 8 is formed by reciprocating and penetrating the heat transfer tubes 8b, 8b through a large number of cooling fins 8a, 8a ... Which are arranged in parallel in the lateral direction. The heat transfer tubes 8b are arranged in two rows in the front and rear when viewed in a vertical cross section from the side. Therefore, the second heat exchanger 8 is formed to have a larger front-rear thickness than the first heat exchanger 7. Further, both heat exchangers 7 and 8 are arranged so that their rear surfaces are aligned with each other in the connecting portion, but the lower end front portion 8c of the second heat exchanger 8 is substantially on the front surface 7c of the first heat exchanger 7. It is cut diagonally so that it fits together. Reference numeral 9 is a tongue for the cross flow fan 4.
【００１８】上記構成の空気調和機では、第２熱交換器
８の傾斜配置によりケーシング高さが抑えられる。また
ケーシング１の奥行き寸法を支配するクロスフローファ
ン前後の空間ではクロスフローファン４の前側に第１熱
交換器７が配置されるが、この第１熱交換器７は直立し
ており、且つ第２熱交換器８よりも薄く形成されている
から、それだけケーシング１の奥行き寸法は短くなり、
薄形化できる。さらに第２熱交換器８のドレン水は冷却
フィン８ａを伝って第１熱交換器７へと降下するから、
これら両熱交換７、８のドレン水はクロスフローファン
４の付近では第１熱交換器７の冷却フィン７ａを伝って
降下していく。その場合、第１熱交換器７は直立してい
るから、ドレン水が第１熱交換器７の冷却フィン７ａの
ほぼ全面を伝って均一に降下することになり、空気流に
飛散されることなくドレンパン６に集められる。したが
って従来例のように熱交換器７に閉塞部材を設けること
なくドレン水の吹き出しを防止することができ、製造コ
ストを低減することができる。In the air conditioner having the above structure, the height of the casing is suppressed by the inclined arrangement of the second heat exchanger 8. Further, in the space before and after the cross flow fan that governs the depth dimension of the casing 1, the first heat exchanger 7 is arranged in front of the cross flow fan 4, but the first heat exchanger 7 is upright and Since it is formed thinner than the 2 heat exchanger 8, the depth dimension of the casing 1 becomes shorter accordingly.
Can be made thinner. Furthermore, since the drain water of the second heat exchanger 8 travels through the cooling fins 8a and drops to the first heat exchanger 7,
The drain water of both heat exchanges 7 and 8 propagates down the cooling fin 7a of the first heat exchanger 7 in the vicinity of the cross flow fan 4 and descends. In that case, since the first heat exchanger 7 is upright, the drain water will be spread uniformly over almost the entire cooling fins 7a of the first heat exchanger 7, and will be scattered in the air flow. Instead, they are collected in drain pan 6. Therefore, unlike the conventional example, the drainage water can be prevented from being blown out without providing the heat exchanger 7 with the closing member, and the manufacturing cost can be reduced.
【００１９】また単位面積あたりの熱交換容量は第１熱
交換器７よりも第２熱交換器８の方が大きくなるが、ク
ロスフローファン４との距離は第１熱交換器７よりも第
２熱交換器８の方が離れるので、各熱交換器７、８によ
る熱交換が均一に行われ、温度差のある空気の混流によ
る結露等を防止できる。The heat exchange capacity per unit area of the second heat exchanger 8 is larger than that of the first heat exchanger 7, but the distance from the cross flow fan 4 is larger than that of the first heat exchanger 7. Since the two heat exchangers 8 are separated from each other, the heat exchange by the heat exchangers 7 and 8 is performed uniformly, and it is possible to prevent dew condensation due to the mixed flow of air having a temperature difference.
【００２０】さらに第２熱交換器８の下端前部８ｃが、
ほぼ第１熱交換器７の前面に揃うので、ケーシング１の
奥行き寸法は更に短くなり、ケーシング１を一層薄形化
することができる。Further, the lower end front portion 8c of the second heat exchanger 8 is
Since they are substantially aligned with the front surface of the first heat exchanger 7, the depth dimension of the casing 1 is further shortened, and the casing 1 can be made thinner.
【００２１】なお、上記実施形態ではケーシング１の前
面１ａに吸込口２を形成したが、吸込口をケーシングの
上面に形成したもの、前面及び上面の両方に形成したも
のについても本発明を適用することができる。また上記
実施形態ではケーシング１の前面１ａに吹出口３を形成
したが、吹出口をケーシングの底面に形成したもの、前
面及び底面の両方に形成したものについても本発明を適
用することができる。Although the suction port 2 is formed on the front surface 1a of the casing 1 in the above embodiment, the present invention is also applicable to the suction port formed on the upper surface of the casing and the suction port formed on both the front surface and the upper surface. be able to. Further, in the above-described embodiment, the air outlet 3 is formed on the front surface 1a of the casing 1, but the present invention can be applied to a case where the air outlet is formed on the bottom surface of the casing, or one having both the front surface and the bottom surface.
【００２２】[0022]
【発明の効果】以上のように請求項１の空気調和機で
は、第２熱交換器の傾斜配置によりケーシング高さを抑
え、第１熱交換器の直立配置及び薄形化によりケーシン
グの奥行き寸法を短くしたので、ケーシングを低くしな
がら薄形化できる。またドレン水がクロスフローファン
の付近で第１熱交換器の冷却フィンのほぼ全面を伝って
均一に降下するから、熱交換器に閉塞部材を設けること
なくドレン水の吹き出しを防止することができ、製造コ
ストを低減することができる。As described above, in the air conditioner of the first aspect, the height of the casing is suppressed by the inclined arrangement of the second heat exchanger, and the depth dimension of the casing is obtained by the upright arrangement and thinning of the first heat exchanger. Since the length is shortened, it is possible to make the casing thinner while lowering the casing. In addition, since the drain water drops evenly along the cooling fins of the first heat exchanger in the vicinity of the cross flow fan, the drain water can be prevented from being blown out without providing the heat exchanger with a blocking member. The manufacturing cost can be reduced.
【００２３】また請求項２のようにすれば、第１熱交換
器及び第２熱交換器による熱交換が均一に行われ、温度
差のある空気の混流による結露等を防止できる。Further, according to the second aspect, the heat exchange by the first heat exchanger and the second heat exchanger is uniformly performed, and it is possible to prevent dew condensation due to the mixed flow of air having a temperature difference.
【００２４】請求項３の空気調和機では、第２熱交換器
の傾斜配置によりケーシング高さを抑え、第１熱交換器
の直立配置及び薄形化によりケーシングの奥行き寸法を
短くしたので、ケーシングを低くしながら薄形化でき
る。またドレン水がクロスフローファンの付近で第１熱
交換器の冷却フィンのほぼ全面を伝って均一に降下する
から、熱交換器に閉塞部材を設けることなくドレン水の
吹き出しを防止することができ、製造コストを低減する
ことができる。また、第１熱交換器及び第２熱交換器に
よる熱交換が均一に行われ、温度差のある空気の混流に
よる結露等を防止できる。In the air conditioner of the third aspect, the height of the casing is suppressed by the inclined arrangement of the second heat exchanger, and the depth dimension of the casing is shortened by the upright arrangement and thinning of the first heat exchanger. It can be made thinner while lowering. In addition, since the drain water drops evenly along the cooling fins of the first heat exchanger in the vicinity of the cross flow fan, the drain water can be prevented from being blown out without providing the heat exchanger with a blocking member. The manufacturing cost can be reduced. In addition, heat exchange is uniformly performed by the first heat exchanger and the second heat exchanger, and it is possible to prevent dew condensation due to the mixed flow of air having a temperature difference.
【００２５】また請求項４のようにすれば、第１熱交換
器及び第２熱交換器による熱交換が均一に行われ、温度
差のある空気の混流による結露等を確実に防止できる。Further, according to the fourth aspect, the heat exchange by the first heat exchanger and the second heat exchanger is uniformly performed, and the dew condensation due to the mixed flow of the air having the temperature difference can be surely prevented.
【００２６】さらに請求項５のようにすれば、さらにケ
ーシングの奥行き寸法が短くなり、ケーシングを薄形化
できる。Further, according to the fifth aspect, the depth dimension of the casing is further shortened, and the casing can be made thinner.
【図１】この発明の空気調和機の一実施形態の縦断面図
である。FIG. 1 is a vertical sectional view of an embodiment of an air conditioner of the present invention.
【図２】従来例を説明するための縦断面図である。FIG. 2 is a vertical cross-sectional view for explaining a conventional example.
１ ケーシング １ａ 前面 ２ 吸込口 ４ クロスフローファン ５ 熱交換器 ６ ドレンパン ７ 第１熱交換器 ７ｂ 伝熱管 ７ｃ 前面 ８ 第２熱交換器 ８ｂ 伝熱管 ８ｃ 下端前部 1 casing 1a front 2 Suction port 4 cross flow fan 5 heat exchanger 6 drain pan 7 First heat exchanger 7b Heat transfer tube 7c front 8 Second heat exchanger 8b heat transfer tube 8c lower end front
───────────────────────────────────────────────────── フロントページの続き Ｆターム(参考） 3L050 BD05 3L051 BE05 BE07 ─────────────────────────────────────────────────── ─── Continued front page F-term (reference) 3L050 BD05 3L051 BE05 BE07
Claims (5)
ーシングの内部に設けたクロスフローファンとの間に熱
交換器を配置した空気調和機において、熱交換器（５）
を、ケーシング前面（１ａ）とクロスフローファン
（４）との間でドレンパン（６）上にほぼ直立する第１
熱交換器（７）と、この第１熱交換器（７）の上側に連
設され、且つ後方へ傾斜した第２熱交換器（８）とによ
り構成し、第１熱交換器（７）よりも第２熱交換器
（８）の前後厚さを厚く形成し、さらに第１熱交換器
（７）と第２熱交換器（８）とは、その連設部において
背面が一致するように配置されていることを特徴とする
空気調和機。1. An air conditioner in which a heat exchanger is arranged between a suction port on the front surface or the upper surface of the casing and a cross flow fan provided inside the casing, wherein a heat exchanger (5) is provided.
The first part which is substantially upright on the drain pan (6) between the casing front surface (1a) and the cross flow fan (4).
The first heat exchanger (7) is composed of a heat exchanger (7) and a second heat exchanger (8) connected to the upper side of the first heat exchanger (7) and inclined rearward. The thickness of the second heat exchanger (8) is made thicker than that of the first heat exchanger (8) so that the back surfaces of the first heat exchanger (7) and the second heat exchanger (8) are aligned with each other. An air conditioner characterized by being placed in.
ｂ）の配列数と上記第２熱交換器（８）の伝熱管（８
ｂ）の配列数とに差を設け、配列数の差に応じて第１熱
交換器（７）よりも第２熱交換器（８）の前後厚さを厚
く形成したことを特徴とする請求項１の空気調和機。2. The heat transfer tube (7) of the first heat exchanger (7).
b) number of arrangement and heat transfer tube (8) of the second heat exchanger (8)
A difference is provided in the number of arrangements in b), and the front and rear thicknesses of the second heat exchanger (8) are made thicker than the first heat exchanger (7) according to the difference in the number of arrangements. Item 1 air conditioner.
ーシングの内部に設けたクロスフローファンとの間に熱
交換器を配置した空気調和機において、熱交換器（５）
を、ケーシング前面（１ａ）とクロスフローファン
（４）との間でドレンパン（６）上にほぼ直立する第１
熱交換器（７）と、この第１熱交換器（７）の上側に連
設され、且つ後方へ傾斜した第２熱交換器（８）とによ
り構成し、第１熱交換器（７）の伝熱管（７ｂ）の配列
数と第２熱交換器（８）の伝熱管（８ｂ）の配列数とに
差を設け、配列数の差に応じて第１熱交換器（７）より
も第２熱交換器（８）の前後厚さを厚く形成したことを
特徴とする空気調和機。3. An air conditioner in which a heat exchanger is arranged between a suction port on the front surface or the upper surface of the casing and a crossflow fan provided inside the casing, the heat exchanger (5).
The first part which is substantially upright on the drain pan (6) between the casing front surface (1a) and the cross flow fan (4).
The first heat exchanger (7) is composed of a heat exchanger (7) and a second heat exchanger (8) connected to the upper side of the first heat exchanger (7) and inclined rearward. The number of arrangements of the heat transfer tubes (7b) of the second heat exchanger (8) and the number of arrangements of the heat transfer tubes (8b) of the second heat exchanger (8) are different from each other than the first heat exchanger (7) according to the difference in the number of arrangements An air conditioner characterized in that the front and rear thicknesses of the second heat exchanger (8) are formed thicker.
器（７）では１列に、第２熱交換器（８）では前後２列
に配列されていることを特徴とする請求項２又は請求項
３の空気調和機。4. The heat transfer tubes (7b) (8b) are arranged in one row in the first heat exchanger (7) and in two rows in front and rear in the second heat exchanger (8). The air conditioner according to claim 2 or claim 3.
が、ほぼ第１熱交換器（７）の前面（７ｃ）に揃うよう
に斜めにカットされていることを特徴とする請求項１〜
請求項４のいずれかの空気調和機。5. The lower end front part (8c) of the second heat exchanger (8).
Is obliquely cut so as to be substantially aligned with the front surface (7c) of the first heat exchanger (7).
The air conditioner according to claim 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003025423A JP3613272B2 (en) | 2003-02-03 | 2003-02-03 | Air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003025423A JP3613272B2 (en) | 2003-02-03 | 2003-02-03 | Air conditioner |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP05528096A Division JP3612846B2 (en) | 1996-02-05 | 1996-02-05 | Air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2003202118A true JP2003202118A (en) | 2003-07-18 |
| JP3613272B2 JP3613272B2 (en) | 2005-01-26 |
Family
ID=27656166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2003025423A Expired - Lifetime JP3613272B2 (en) | 2003-02-03 | 2003-02-03 | Air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3613272B2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1703216A2 (en) | 2005-02-22 | 2006-09-20 | Matsushita Electric Industrial Co., Ltd. | Air conditioner |
| US8156999B2 (en) | 2004-03-12 | 2012-04-17 | Mitsubisih Denki Kabushiki Kaisha | Indoor unit of air conditioner |
| CN101769570B (en) * | 2008-12-26 | 2015-03-11 | Lg电子株式会社 | Air conditioner and operation method thereof |
| CN110529923A (en) * | 2019-09-26 | 2019-12-03 | 珠海格力电器股份有限公司 | Air conditioner indoor unit, air conditioner unit and adjusting method |
-
2003
- 2003-02-03 JP JP2003025423A patent/JP3613272B2/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8156999B2 (en) | 2004-03-12 | 2012-04-17 | Mitsubisih Denki Kabushiki Kaisha | Indoor unit of air conditioner |
| EP1703216A2 (en) | 2005-02-22 | 2006-09-20 | Matsushita Electric Industrial Co., Ltd. | Air conditioner |
| EP1703216A3 (en) * | 2005-02-22 | 2008-08-20 | Matsushita Electric Industrial Co., Ltd. | Air conditioner |
| CN101769570B (en) * | 2008-12-26 | 2015-03-11 | Lg电子株式会社 | Air conditioner and operation method thereof |
| CN110529923A (en) * | 2019-09-26 | 2019-12-03 | 珠海格力电器股份有限公司 | Air conditioner indoor unit, air conditioner unit and adjusting method |
| CN110529923B (en) * | 2019-09-26 | 2023-07-14 | 珠海格力电器股份有限公司 | Air conditioner indoor unit, air conditioning unit and adjusting method |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3613272B2 (en) | 2005-01-26 |
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